EC_GROUP_dup
EC_GROUP *group = EC_GROUP_dup(EC_KEY_get0_group(from->pkey.ec));
if ((dup = EC_GROUP_dup(ret)) == NULL
key->group = EC_GROUP_dup(group);
if ((dup = EC_GROUP_dup(group)) == NULL
dctx->gen_group = EC_GROUP_dup(sctx->gen_group);
EC_GROUP *EC_GROUP_dup(const EC_GROUP *src);
group = EC_GROUP_dup(src);
|| !TEST_ptr(gtest = EC_GROUP_dup(group))
|| !TEST_ptr(tmpg = EC_GROUP_dup(group))